Commit 323b19f4 authored by Fudongwang's avatar Fudongwang Committed by Alex Deucher
Browse files

drm/amd/display: add dmcub support check 



[Why & How]
For DCN harvest case, if there is no dmcub support, we should return false
to avoid bugcheck later.

Reviewed-by: default avatarAric Cyr <aric.cyr@amd.com>
Signed-off-by: default avatarJerry Zuo <jerry.zuo@amd.com>
Signed-off-by: default avatarFudongwang <fudong.wang@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 6d64d394

drivers/gpu/drm/amd/display/dc/core/dc.c

+3 −0
Original line number Diff line number Diff line
@@ -5574,6 +5574,9 @@ void dc_mclk_switch_using_fw_based_vblank_stretch_shut_down(struct dc *dc) 
 */

bool dc_is_dmub_outbox_supported(struct dc *dc)

{

	if (!dc->caps.dmcub_support)

		return false;



	switch (dc->ctx->asic_id.chip_family) {



	case FAMILY_YELLOW_CARP: